92 lines
3.9 KiB
C++
92 lines
3.9 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <sal/types.h>
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#include <tools/date.hxx>
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#include <tools/long.hxx>
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#include <set>
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namespace chart
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{
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class MinimumAndMaximumSupplier
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{
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public:
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virtual double getMinimumX() = 0;
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virtual double getMaximumX() = 0;
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//problem y maybe not is always the second border to ask for
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virtual double getMinimumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex ) = 0;
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virtual double getMaximumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex ) = 0;
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//problem: z maybe not independent in future
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virtual double getMinimumZ() = 0;
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virtual double getMaximumZ() = 0;
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virtual bool isExpandBorderToIncrementRhythm( sal_Int32 nDimensionIndex ) = 0;
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virtual bool isExpandIfValuesCloseToBorder( sal_Int32 nDimensionIndex ) = 0;
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virtual bool isExpandWideValuesToZero( sal_Int32 nDimensionIndex ) = 0;
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virtual bool isExpandNarrowValuesTowardZero( sal_Int32 nDimensionIndex ) = 0;
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virtual bool isSeparateStackingForDifferentSigns( sal_Int32 nDimensionIndex ) = 0;
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//return a constant out of css::chart::TimeUnit that allows to display the smallest distance between occurring dates
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virtual tools::Long calculateTimeResolutionOnXAxis() = 0;
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virtual void setTimeResolutionOnXAxis( tools::Long nTimeResolution, const Date& rNullDate ) = 0;
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protected:
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~MinimumAndMaximumSupplier() {}
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};
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class MergedMinimumAndMaximumSupplier final : public MinimumAndMaximumSupplier
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{
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public:
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MergedMinimumAndMaximumSupplier();
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virtual ~MergedMinimumAndMaximumSupplier();
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void addMinimumAndMaximumSupplier( MinimumAndMaximumSupplier* pMinimumAndMaximumSupplier );
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bool hasMinimumAndMaximumSupplier( MinimumAndMaximumSupplier* pMinimumAndMaximumSupplier );
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void clearMinimumAndMaximumSupplierList();
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//--MinimumAndMaximumSupplier
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virtual double getMinimumX() override;
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virtual double getMaximumX() override;
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virtual double getMinimumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex ) override;
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virtual double getMaximumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex ) override;
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virtual double getMinimumZ() override;
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virtual double getMaximumZ() override;
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virtual bool isExpandBorderToIncrementRhythm( sal_Int32 nDimensionIndex ) override;
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virtual bool isExpandIfValuesCloseToBorder( sal_Int32 nDimensionIndex ) override;
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virtual bool isExpandWideValuesToZero( sal_Int32 nDimensionIndex ) override;
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virtual bool isExpandNarrowValuesTowardZero( sal_Int32 nDimensionIndex ) override;
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virtual bool isSeparateStackingForDifferentSigns( sal_Int32 nDimensionIndex ) override;
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virtual tools::Long calculateTimeResolutionOnXAxis() override;
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virtual void setTimeResolutionOnXAxis( tools::Long nTimeResolution, const Date& rNullDate ) override;
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private:
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typedef std::set< MinimumAndMaximumSupplier* > MinimumAndMaximumSupplierSet;
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MinimumAndMaximumSupplierSet m_aMinimumAndMaximumSupplierList;
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};
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} //namespace chart
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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